package com.itqf.Util;

public class RandomStringTLUtils {
    public static String randomNumeric(int a)
    {
       double b=Math.random()*((Math.pow(10,a)-1)-(Math.pow(10,a-1)-1))+1;
        int c =(int) Math.floor(b);
        String s = Integer.toString(c);
        return s;
    }

}

